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Finding the Fourth Proportional to 9,757, 13,463.22 and 5,722.30

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Solution

The fourth proportional to 9,757, 13,463.22 and 5,722.30 is: 7,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,757 : 13,463.22 = 5,722.30 : x
  2. Step 2: Convert to fraction form
    9,757/13,463.22 = 5,722.30/x
  3. Step 3: Cross multiply
    9,757x = 13,463.22 × 5,722.30
  4. Step 4: Simplify right side
    9,757x = 77,040,583.81
  5. Step 5: Solve for x
    x = 77,040,583.81/9,757
  6. Step 6: Final answer
    x = 7,895.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.